• Using NSOperationQueue in iOS to do Serial/Concurrent Operations.

    NSOperationQueue is used to do scheduled operations in iOS. You can customize NSOperationQueue to do Concurrent/Serial operations. You can set NSOperationQueue maxConcurrentOperationCount to tell it to do how many operations to execute at a time. Lets see this with an […]

     
  • How to animate a series of images in iphone? A simple Example.

    The following code shows animation of 5 images. -(void)viewDidLoad { NSArray *images = [NSArray arrayWithObjects: [UIImage imageNamed:@”pic1.jpeg”], [UIImage imageNamed:@”pic2.jpeg”], [UIImage imageNamed:@”pic3.jpg”], [UIImage imageNamed:@”pic4.jpeg”], [UIImage imageNamed:@”pic5.jpeg”], nil]; CGRect frame = CGRectMake(0,0,320,460); UIImageView *imageView = [[UIImageView alloc] initWithFrame:frame]; imageView.animationImages = images; imageView.contentMode […]

     
 

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